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float2 fixes

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This commit is contained in:
Brian Fiete 2024-11-20 06:05:52 -05:00
parent 7e28a71437
commit b2078b10fe
2 changed files with 59 additions and 24 deletions
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80
IDEHelper/Backend/BeMCContext.cpp
View file

@ -11904,13 +11904,27 @@ BeMCInstForm BeMCContext::GetInstForm(BeMCInst* inst)
if ((arg0Type != NULL) && (arg1Type != NULL) && if ((arg0Type != NULL) && (arg1Type != NULL) &&
((arg0Type->IsVector()) || (arg1Type->IsVector()))) ((arg0Type->IsVector()) || (arg1Type->IsVector())))
{ {
if (arg0.IsNativeReg()) if ((arg0Type->mSize == 8) || (arg1Type->mSize == 8))
{ {
return BeMCInstForm_XMM128_RM128; if (arg0.IsNativeReg())
{
return BeMCInstForm_XMM64_RM64;
}
else
{
return BeMCInstForm_FRM64_XMM64;
}
} }
else else
{ {
return BeMCInstForm_FRM128_XMM128; if (arg0.IsNativeReg())
{
return BeMCInstForm_XMM128_RM128;
}
else
{
return BeMCInstForm_FRM128_XMM128;
}
} }
} }
else if ((arg0Type != NULL) && (arg1Type != NULL) && else if ((arg0Type != NULL) && (arg1Type != NULL) &&
@ -12355,9 +12369,13 @@ bool BeMCContext::EmitStdXMMInst(BeMCInstForm instForm, BeMCInst* inst, uint8 op
case BeMCInstForm_XMM64_IMM: case BeMCInstForm_XMM64_IMM:
case BeMCInstForm_XMM64_FRM64: case BeMCInstForm_XMM64_FRM64:
case BeMCInstForm_XMM32_FRM64: case BeMCInstForm_XMM32_FRM64:
Emit(0xF2); EmitREX(inst->mArg0, inst->mArg1, is64Bit); {
Emit(0x0F); Emit(opcode); auto arg0 = GetFixedOperand(inst->mArg0);
EmitModRM(inst->mArg0, inst->mArg1); auto arg1 = GetFixedOperand(inst->mArg1);
Emit(0xF2); EmitREX(arg0, arg1, is64Bit);
Emit(0x0F); Emit(opcode);
EmitModRM(arg0, arg1);
}
return true; return true;
case BeMCInstForm_XMM128_RM128: case BeMCInstForm_XMM128_RM128:
{ {
@ -12411,14 +12429,22 @@ bool BeMCContext::EmitStdXMMInst(BeMCInstForm instForm, BeMCInst* inst, uint8 op
switch (instForm) switch (instForm)
{ {
case BeMCInstForm_FRM32_XMM32: case BeMCInstForm_FRM32_XMM32:
Emit(0xF3); EmitREX(inst->mArg1, inst->mArg0, is64Bit); {
Emit(0x0F); Emit(opcode_dest_frm); auto arg0 = GetFixedOperand(inst->mArg0);
EmitModRM(inst->mArg1, inst->mArg0); auto arg1 = GetFixedOperand(inst->mArg1);
Emit(0xF3); EmitREX(arg1, arg0, is64Bit);
Emit(0x0F); Emit(opcode_dest_frm);
EmitModRM(arg1, arg0);
}
return true; return true;
case BeMCInstForm_FRM64_XMM64: case BeMCInstForm_FRM64_XMM64:
Emit(0xF2); EmitREX(inst->mArg1, inst->mArg0, is64Bit); {
Emit(0x0F); Emit(opcode_dest_frm); auto arg0 = GetFixedOperand(inst->mArg0);
EmitModRM(inst->mArg1, inst->mArg0); auto arg1 = GetFixedOperand(inst->mArg1);
Emit(0xF2); EmitREX(arg1, arg0, is64Bit);
Emit(0x0F); Emit(opcode_dest_frm);
EmitModRM(arg1, arg0);
}
return true; return true;
default: default:
return EmitStdXMMInst(instForm, inst, opcode); return EmitStdXMMInst(instForm, inst, opcode);
@ -13845,17 +13871,7 @@ void BeMCContext::DoCodeEmission()
// CVTSI2SD - use zero-extended 64-bit register // CVTSI2SD - use zero-extended 64-bit register
EmitStdXMMInst(BeMCInstForm_XMM64_RM64, inst, 0x2A); EmitStdXMMInst(BeMCInstForm_XMM64_RM64, inst, 0x2A);
} }
break; break;
case BeMCInstForm_XMM64_RM64:
case BeMCInstForm_XMM32_RM64:
{
// uint64->xmm Not implemented
// We do a signed transform instead
// CVTSI2SS / CVTSI2SD
EmitStdXMMInst(instForm, inst, 0x2A);
}
break;
case BeMCInstForm_XMM64_FRM32: case BeMCInstForm_XMM64_FRM32:
case BeMCInstForm_XMM32_FRM64: case BeMCInstForm_XMM32_FRM64:
{ {
@ -13930,6 +13946,24 @@ void BeMCContext::DoCodeEmission()
} }
} }
break; break;
case BeMCInstForm_XMM64_RM64:
case BeMCInstForm_XMM32_RM64:
{
if ((arg0Type->IsVector()) && (arg1Type->IsVector()))
{
// Fall through
}
else
{
// uint64->xmm Not implemented
// We do a signed transform instead
// CVTSI2SS / CVTSI2SD
EmitStdXMMInst(instForm, inst, 0x2A);
break;
}
}
// Fall through
default: default:
{ {
// MOVSS/MOVSD // MOVSS/MOVSD

3
IDEHelper/Backend/BeMCContext.h
View file

@ -918,9 +918,10 @@ enum BeMCInstForm
BeMCInstForm_R32, BeMCInstForm_R32,
BeMCInstForm_R64, BeMCInstForm_R64,
// FRM32 = float, FRM64 = double
BeMCInstForm_XMM32_IMM, BeMCInstForm_XMM32_IMM,
BeMCInstForm_XMM64_IMM, BeMCInstForm_XMM64_IMM,
BeMCInstForm_XMM32_FRM32, BeMCInstForm_XMM32_FRM32,
BeMCInstForm_XMM64_FRM32, BeMCInstForm_XMM64_FRM32,
BeMCInstForm_XMM32_FRM64, BeMCInstForm_XMM32_FRM64,
BeMCInstForm_XMM64_FRM64, BeMCInstForm_XMM64_FRM64,